It's A because of 162.75/.35
Antideritiive
antideritive of

is
antiderititve of a constant is that constant times x
so
antideritive of

is
andtideritivee of 4 is 4x
total is

D is answer
Answer:
The answer to your question is x = 6
Step-by-step explanation:
To solve this problem use proportions. Just look for the right sides so the proportion be correct.
Sides of the small triangle = Sides of the big triangle

Solve for x

Simplification
x = 
Result
x = 6
It goes up because of the way the line is angled.